/tags/release-0.1-rc2/hive/external/serde/src/java/org/apache/hadoop/hive/serde2/lazybinary/objectinspector/LazyBinaryStructObjectInspector.java
Java | 66 lines | 35 code | 9 blank | 22 comment | 5 complexity | 45b544fc83e39f0fdf279d3d2bbcd657 MD5 | raw file
Possible License(s): Apache-2.0, BSD-3-Clause, JSON, CPL-1.0
- /**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- package org.apache.hadoop.hive.serde2.lazybinary.objectinspector;
- import java.util.List;
- import org.apache.hadoop.hive.serde2.lazybinary.LazyBinaryStruct;
- import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
- import org.apache.hadoop.hive.serde2.objectinspector.StandardStructObjectInspector;
- import org.apache.hadoop.hive.serde2.objectinspector.StructField;
- /**
- * ObjectInspector for LazyBinaryStruct.
- *
- * @see LazyBinaryStruct
- */
- public class LazyBinaryStructObjectInspector extends
- StandardStructObjectInspector {
- protected LazyBinaryStructObjectInspector(List<String> structFieldNames,
- List<ObjectInspector> structFieldObjectInspectors) {
- super(structFieldNames, structFieldObjectInspectors);
- }
- protected LazyBinaryStructObjectInspector(List<StructField> fields) {
- super(fields);
- }
- @Override
- public Object getStructFieldData(Object data, StructField fieldRef) {
- if (data == null) {
- return null;
- }
- LazyBinaryStruct struct = (LazyBinaryStruct) data;
- MyField f = (MyField) fieldRef;
- int fieldID = f.getFieldID();
- assert (fieldID >= 0 && fieldID < fields.size());
- return struct.getField(fieldID);
- }
- @Override
- public List<Object> getStructFieldsDataAsList(Object data) {
- if (data == null) {
- return null;
- }
- LazyBinaryStruct struct = (LazyBinaryStruct) data;
- return struct.getFieldsAsList();
- }
- }